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2026-02-09 - 04:46
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Mon Feb 09, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39619499912410,1237cyclictest41246742sleep33
396194999551,51cyclictest169740-21turbostat3
3961949992018,1cyclictest0-21swapper/33
396194999176,8cyclictest40678-21turbostat3
3961949991714,1cyclictest0-21swapper/33
396194999171,12cyclictest4054427-21taskset3
3961949991614,1cyclictest0-21swapper/33
396194999161,12cyclictest4189402-21taskset3
396194999161,11cyclictest27815-21turbostat3
3961949991513,1cyclictest0-21swapper/33
3961949991513,1cyclictest0-21swapper/33
3961949991513,0cyclictest0-21swapper/33
3961949991512,1cyclictest0-21swapper/33
3961949991512,1cyclictest0-21swapper/33
3961949991512,1cyclictest0-21swapper/33
396194999151,11cyclictest8570-21turbostat3
396194999151,11cyclictest3977001-21taskset3
396194999151,11cyclictest155911-21taskset3
39631012141,2sleep00-21swapper/00
396194999144,8cyclictest66603-21taskset3
396194999142,9cyclictest4009370-21taskset3
3961949991413,0cyclictest0-21swapper/33
3961949991412,1cyclictest0-21swapper/33
3961949991412,1cyclictest0-21swapper/33
3961949991412,1cyclictest0-21swapper/33
3961949991412,1cyclictest0-21swapper/33
3961949991412,1cyclictest0-21swapper/33
3961949991412,1cyclictest0-21swapper/33
3961949991412,0cyclictest0-21swapper/33
3961949991411,1cyclictest0-21swapper/33
3961949991411,1cyclictest0-21swapper/33
396194999141,10cyclictest91391-21taskset3
396194999141,10cyclictest4095242-21taskset3
396194999141,10cyclictest3979830-21taskset3
396194999141,10cyclictest3968306-21turbostat3
396194999140,12cyclictest3983301-21turbostat3
396194999140,11cyclictest21401-21turbostat3
39832752130,3sleep1431-21dbus-daemon1
396194999134,7cyclictest4085915-21taskset3
396194999134,6cyclictest67192-21chrt3
396194999133,7cyclictest117689-21taskset3
396194999131,9cyclictest8806-21taskset3
396194999131,9cyclictest79164-21taskset3
396194999131,9cyclictest409252sleep33
396194999131,9cyclictest191873-21taskset3
396194999131,8cyclictest540642sleep33
3961949991312,0cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
3961949991311,1cyclictest0-21swapper/33
396194999131,10cyclictest4182959-21turbostat3
396194999131,10cyclictest4034740-21taskset3
396194999131,10cyclictest3996015-21taskset3
3961949991311,0cyclictest0-21swapper/33
3961949991310,1cyclictest0-21swapper/33
3961949991310,1cyclictest0-21swapper/33
3961949991310,1cyclictest0-21swapper/33
396194999130,9cyclictest1247362sleep33
396194999130,11cyclictest4137524-21turbostat3
396194999130,10cyclictest28045-21chrt3
40992772120,1sleep10-21swapper/11
396194999124,6cyclictest4105109-21taskset3
396194999121,9cyclictest4047409-21taskset3
396194999121,9cyclictest4015262-21chrt3
396194999121,8cyclictest4048125-21taskset3
41187162115,3sleep24118906-21grep2
396194999110,9cyclictest4105712-21chrt3
301798110,6rtkit-daemon4063544-21kthreadcore0
666312101,6sleep066648-21turbostat0
41769672100,7sleep24177118-21head2
41630962100,1sleep14163343-21/usr/sbin/munin1
41135952101,6sleep14115261-21kthreadcore1
40155842100,7sleep14015628-21munin-run1
39609452101,5sleep13960993-21ps1
301798100,6rtkit-daemon636-21snmpd0
301798100,6rtkit-daemon123748-21basename0
301798100,5rtkit-daemon47557-21diskstats0
301798100,5rtkit-daemon41324-21hddtemp_smartct0
301798100,5rtkit-daemon4131383-21apt-get0
301798100,5rtkit-daemon4095642-21cut0
301798100,5rtkit-daemon4041301-21latency_hist0
301798100,5rtkit-daemon175294-21ntp_states0
301798100,5rtkit-daemon105934-21irqcore0
1832962100,7sleep2183488-21basename2
66908291,4sleep066941-21apt-get0
4119026290,1sleep00-21swapper/00
4081930292,5sleep24083989-21kthreadcore2
4047675291,5sleep14047744-21latency_hist1
3955716291,3sleep03955749-21apt-get0
30179890,6rtkit-daemon3968444-21munin-node0
30179890,5rtkit-daemon448-21wpa_supplicant0
30179890,5rtkit-daemon448-21wpa_supplicant0
30179890,5rtkit-daemon4105501-21systemd-run0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,4rtkit-daemon4047966-21apt-get0
30179890,1rtkit-daemon0-21swapper/00
30179890,1rtkit-daemon0-21swapper/00
189472291,4sleep1189505-21apt-get1
105394291,4sleep2105427-21apt-get2
85081281,3sleep185205-21python31
4189624280,1sleep20-21swapper/22
4176519280,1sleep00-21swapper/00
4138755280,6sleep14139827-21cut1
4138755280,6sleep14139827-21cut1
4106160280,1sleep2171rcu_preempt2
4092017281,4sleep24092261-21users2
3996598281,4sleep20-21swapper/22
3967563281,4sleep23962101-21/usr/sbin/munin2
3960603280,4sleep30-21swapper/33
34524281,4sleep134665-21cpuspeed_turbos1
34488282,3sleep034521-21apt-get0
33319281,4sleep233390-21ntp_states2
30179880,5rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon4170360-21/usr/sbin/munin0
30179880,4rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon3968444-21munin-node0
30179880,4rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon143790-21kworker/0:0+kacpid0
30179880,3rtkit-daemon83085-21kthreadcore0
30179880,3rtkit-daemon4072341-21wc0
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
23095280,6sleep124389-21kthreadcore1
165414281,4sleep2167472-21cut2
68363270,5sleep169604-21tr1
53546271,3sleep253754-21latency_hist2
4157730271,3sleep04157931-21hddtemp_smartct0
4130200270,2sleep24124934-21/usr/sbin/munin2
4124933270,3sleep14124966-21apt-get1
4076173270,4sleep24078328-21tr2
4046842270,4sleep24046928-21plymouth2
4028871270,4sleep04028959-21tune2fs0
4022327270,4sleep14022422-21diskstats1
3983792271,3sleep13983825-21apt-get1
30179870,4rtkit-daemon638-21ntpd0
30179870,3rtkit-daemon638-21ntpd0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon3975941-21ntp_kernel_err0
30179870,3rtkit-daemon3968444-21munin-node0
30179870,3rtkit-daemon297-21systemd-journal0
30179870,3rtkit-daemon20346-21memory0
163967270,4sleep0164518-21cut0
112839271,3sleep2114053-21kthreadcore2
112230271,3sleep1112838-21sed1
104442270,5sleep2104582-21timerwakeupswit2
10262270,4sleep011436-21grep0
86550260,3sleep286942-21irqcore2
85545260,1sleep20-21swapper/22
79220260,1sleep20-21swapper/22
60954260,3sleep261950-21ps2
60454260,4sleep160466-21acpi1
56555261,2sleep10-21swapper/11
46293260,3sleep146418-21python31
4189367260,3sleep24189386-21munin-run2
4178236261,2sleep10-21swapper/11
4171839260,4sleep14173655-21cut1
4169279261,3sleep24169406-21sensors_temp2
4157063260,1sleep10-21swapper/11
4150294260,1sleep20-21swapper/22
4144249260,3sleep14143947-21apt-get1
4143670260,1sleep20-21swapper/22
4143670260,1sleep20-21swapper/22
4117437260,1sleep20-21swapper/22
4111602260,1sleep10-21swapper/11
4016717260,4sleep14017672-21grep1
3983349260,3sleep23983291-21apt-get2
3958425260,3sleep23960602-21grep2
33554260,3sleep133783-21awk1
20698261,2sleep10-21swapper/11
183105261,3sleep0183248-21df0
180454260,3sleep2181522-21memory2
170375260,4sleep2170625-21cut2
15717260,1sleep20-21swapper/22
143684260,1sleep10-21swapper/11
133324260,4sleep2135399-21cut2
104892261,3sleep1104893-21sshd1
98510250,1sleep20-21swapper/22
48736251,2sleep10-21swapper/11
46920250,1sleep20-21swapper/22
4189081250,1sleep10-21swapper/11
4170553250,2sleep20-21swapper/22
4164950250,3sleep14166044-21grep1
4163688250,1sleep20-21swapper/22
4137251250,1sleep20-21swapper/22
4131351250,2sleep10-21swapper/11
4120017251,2sleep10-21swapper/11
4098991250,1sleep20-21swapper/22
4081034250,3sleep14081929-21tr1
4066964250,1sleep20-21swapper/22
4063224251,2sleep10-21swapper/11
4061081250,3sleep24061274-21if_eno12
4060560250,1sleep10-21swapper/11
4053777250,1sleep20-21swapper/22
4047934250,2sleep10-21swapper/11
4036317251,2sleep20-21swapper/22
4035079250,2sleep14035112-21apt-get1
4028160250,1sleep20-21swapper/22
4017673251,2sleep20-21swapper/22
4009426250,2sleep20-21swapper/22
4003044251,2sleep20-21swapper/22
4002490250,1sleep10-21swapper/11
3995578250,2sleep20-21swapper/22
3971907250,3sleep23973028-21cat2
3970675250,2sleep10-21swapper/11
3964302251,2sleep10-21swapper/11
36590251,2sleep237635-21kthreadcore2
194941251,2sleep00-21swapper/00
178393250,3sleep1180453-21grep1
168803250,2sleep1168862-21ntp_states1
163019250,1sleep10-21swapper/11
156789250,2sleep2156626-21apt-get2
156610250,2sleep1156788-21latency_hist1
14879250,1sleep20-21swapper/22
144462251,2sleep10-21swapper/11
132159251,2sleep10-21swapper/11
130608250,1sleep10-21swapper/11
130577250,1sleep20-21swapper/22
124167250,1sleep10-21swapper/11
119070250,3sleep2119972-21cut2
8990240,2sleep10-21swapper/11
8200240,3sleep10-21swapper/11
74236240,2sleep174951-21kthreadcore1
67093240,2sleep267191-21uniq2
4152865240,2sleep24154905-21kthreadcore2
4100736240,2sleep24102332-21kthreadcore2
4092885240,2sleep10-21swapper/11
4074988240,2sleep14076170-21kthreadcore1
4067256240,2sleep10-21swapper/11
4054391240,1sleep20-21swapper/22
4003012240,2sleep14003043-21apt1
3978571240,1sleep20-21swapper/22
24391240,2sleep20-21swapper/22
1881240,1sleep20-21swapper/22
155784240,1sleep20-21swapper/22
137943241,1sleep20-21swapper/22
94436230,1sleep10-21swapper/11
89876230,1sleep10-21swapper/11
60099230,1sleep20-21swapper/22
4086465230,1sleep10-21swapper/11
4034535230,1sleep10-21swapper/11
4028687230,1sleep20-21swapper/22
3991646230,1sleep10-21swapper/11
189468230,1sleep20-21swapper/22
175415230,1sleep10-21swapper/11
149741230,1sleep20-21swapper/22
4189613220,1sleep10-21swapper/11
105383220,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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